/Engine/Plugins/Online/OnlineSubsystem/Source/Public/Interfaces/OnlineSessionInterface.h
Delegate fired when local player registration has completed
typedef TBaseDelegate_TwoParams< void, const [FUniqueNetId](API\Runtime\CoreOnline\Online\FUniqueNetId) &, [EOnJoinSessionCompleteResult::Type](API\Plugins\OnlineSubsystem\Interfaces\EOnJoinSessionCompleteResult__Ty-) > FOnRegisterLocalPlayerCompleteDelegate